OPSPublishHandler.inc.php

<?php
 
// Import the base Handler.
import('lib.pkp.controllers.modals.publish.PublishHandler');
 
class OPSPublishHandler extends PublishHandler {
 
   function __construct() {
      $this->addRoleAssignment(
         [ROLE_ID_AUTHOR],
         ['publish']
      );
      parent::__construct();
   }
}